Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

3. (25 pts.) Consider the following relational schema: Faculty(fid: integer, fname: string, deptid: integer) Student(snum:integer, sname: string, major: string, level: string, age: integer) Class(name: string,

image text in transcribed
3. (25 pts.) Consider the following relational schema: Faculty(fid: integer, fname: string, deptid: integer) Student(snum:integer, sname: string, major: string, level: string, age: integer) Class(name: string, meets_at: time, room: string, fid: integer) Enrolled(snum: integer, cname: string) Enrolled has one record per student-class pair such that the student is enrolled in the class. Write an SQL assertion for the following integrity constraint: "Every faculty member must teach at least two courses

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Select Healthcare Classification Systems And Databases

Authors: Katherine S. Rowell, Ann Cutrell

1st Edition

0615909760, 978-0615909769

More Books

Students also viewed these Databases questions

Question

Describe what a controller and evaluator do.

Answered: 1 week ago

Question

What are the steps in the T&D process?

Answered: 1 week ago

Question

Define training and development.

Answered: 1 week ago